SUMITOMO Triangle Turning Insert: TNMG543EMU

The SUMITOMO TNMG543EMU is a triangle (T) indexable turning insert designed for general turning, facing, and profiling operations on metal workpieces. It is commonly used in CNC lathes for medium to finishing cuts on steel, stainless steel, and cast iron. The AC830P grade provides wear resistance and edge toughness for stable machining.

The SUMITOMO TNMG543EMU is a triangle indexable turning insert with manufacturer part number TNMG543EMU-AC830P. It is also referenced as TNMG270612NMU. The insert features a triangle shape (T) and is available in two part number variants: TNMG543EMU and TNMG270612NMU. The AC830P grade is optimized for steel and cast iron.

You can source SUMITOMO TNMG543EMU turning inserts worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine SUMITOMO inserts for international orders.

To select the correct SUMITOMO triangle turning insert, match the insert size (TNMG543EMU or TNMG270612NMU) to your tool holder's pocket and clamping system. Consider the workpiece material: the AC830P grade suits steel and cast iron. For finishing, choose a smaller nose radius; for roughing, a larger radius. Always verify the insert's inscribed circle and thickness against your holder.